This week the late-night laughs were (again) mostly Weiner-driven. Conan O'Brien presented a giant joke dispenser in the bulging form of (what else?) "Congressman Weiner's underwear," , while Jon Stewart debuted a new tool (so to speak) for deciding which important stories to cover: the "C#@k-Blocked Wheel." In non-Weiner news, Sarah Palin's patriotic bus tour supplied plenty of comic fodder, with Steven Colbert leading the pack (on a mechanical horse). These clips and others, below:

Jon Stewart debuts a new way to decide what he'll cover on The Daily Show: